346 



CICHLIDiE. 



bands on the body in the adult; back with ill-defined dark cross-bands; 

 fins greyish ; caudal with small round darker spots, anal with or without 

 small orange ocellar spots. 



Total length 105 millim. 



Lake Victoria and Victoria Nile. 



1, 2-4, 5-10. Types. 

 11-14. Ad. & hgr. 



15-16. Ad. & hgr. 

 17. Skel. 



Entebbe. 

 Sesse Ids. 



Jinja, Ripon Falls. 



Mr. E. Degen (C). 

 Dr. E. Bayon (C.) ; 



Genoa Museum (P.). 



28. PARATILAPIA BICOLOR. 



Ilaplochromis bicolor, Bouleng. Ann. & Mag. N. H. (7) xvii. 1906, p. 444. 

 Paratilapia bicolor, Bouleng. Fish. Nile, p. 479, pi. lxxxix. fig. 1 (1907), and Ann. 

 Mus. Genova, (3) v. 1911, p. 68. 



Depth of body 2f to 3 times in total length, length of head 2f to Be- 

 times. Head about twice as long as broad, upper profile forming a 

 strong curve ; snout short, broader than long, as long as or slightly 



Paratilapia bicolor. 

 Type (P. N.). f. 



longer than the eye, which is 3 J to 4J times in length of head, 1 to If 

 times in interorbital width, and exceeds prseovbital depth ; mouth not 

 very oblique, with very thick lips, extending to below anterior border of 

 eye, or not quite so far; teeth in 3 to 6 series, 30 to 50 in outer series 

 of upper jaw, the outer large and mostly bicuspid in the young and 

 obtusely conical in the adult, the others uni- or tricuspid ; 3 or 4 series 



